发明名称 |
SYMMETRICAL PROPELLER |
摘要 |
<p>Symmetrical Propeller A propeller having an exhaust discharge passage through the propeller hub has blades symmetrical in thickness about the nose-tail pitch line and symmetrical in plan form about a rake line. The propeller is particularly effective to increase reverse thrust when used with an outboard drive unit having exhaust gas relief passages.</p> |
申请公布号 |
CA1136928(A) |
申请公布日期 |
1982.12.07 |
申请号 |
CA19800355957 |
申请日期 |
1980.07.11 |
申请人 |
BRUNSWICK CORPORATION |
发明人 |
KOEPSEL, ROGER E.;STEINER, RONALD M.;WILCOX, DANIEL G. |
分类号 |
B63H1/26;B63H20/00;B63H20/24;B63H21/32;F01N13/12;F02B61/04;(IPC1-7):B63H1/14 |
主分类号 |
B63H1/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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